Pokemon
Phineas and Ferb
People
Diary of a Wimpy Kid
Sonic
100
His final evolution is blastoise
Who is squirtle?
100
Candace's brother
Who is Phineas?
100
The first black president
Who is Barack Obama?
100
The color of the cover of the first book
What is red?
100
A two-tailed fox
Who is Tails?
200
This kindly professor introduced Ash to pikachu
Who is Professor Oak?
200
This character is kidnapped for her remarkalonium
Who is Candace?
200
Our classmate with a pet beareded dragon
Who is Henry?
200
Greg's level of schooling
What is middle school?
200
Sonic's primary opponent, nicknamed "Eggman"
Who is Dr. Robotnik?
300
She's a water-type trainer with many gym leader sisters
Who is Misty?
300
Candace's best friend
Who is Stacy?
300
Who is Billie Eilish?
300
The subtitle of the second book
What is "Roderick Rules"?
300
She's a spy, a jewel thief, and a bat
Who is Rouge the bat?
400
This braggy trainer is Ash's rival and the professor's grandson
Who is Gary Oak?
400
Candace's crush
Who is Jeremy?
400
This famous Jewish scientist came up with 
Who is Albert Einstein?
400
Greg's least favorite summer sport
What is swim team?
400
He is a mammal, but was hatched from an egg
Who is Knuckles the echidna?
500
This type is super effective against water and weak against fire
What is grass type?
500
The number of days in a summer vacation, according to the theme song
What is 104?
500
This actor played Indiana Jones and Han Solo
Who is Harrison Ford?
500
The author of the book series
Who is Jeff Kinney?
500
The meaning of the word "sonic"
What is "sound"?